The Plug Assembly, cataloged under National Stock Number 2815-00-757-4756, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Fairbanks Morse, Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2815-00-757-4756 |
| Primary Part Number | 2491375-1 |
| Item Name | Plug Assembly |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Fairbanks Morse, Llc |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF STEEL BODY MATERIAL;SEAL LEATHER 1; BUSHING BRASS 1; ONE LEAD GASKET 1; STEEL PLUG 1; O/A DIM. FLANGE 2.109 IN. OD; 0.312 IN. TH; 1.734 IN. BODY OD; 1.328 IN. O/A LG; 0.422 IN. ID IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2491375-1 PRIMARY | Fairbanks Morse, Llc (USA) |
| Reference | Meaning |
|---|---|
| 2491375-1 | 3/9 Design control — primary reference Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco |
NSN 2815-00-757-4756 is a Plug Assembly, manufactured by Fairbanks Morse, Llc, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-00-757-4756 has 1 manufacturer part number on file: 2491375-1 (Fairbanks Morse, Llc).
Key specifications for 2491375-1: General Characteristics Item Description: CONSISTS OF STEEL BODY MATERIAL;SEAL LEATHER 1; BUSHING BRASS 1; ONE LEAD GASKET 1; STEEL PLUG 1; O/A DIM. FLANGE 2.109 IN. OD; 0.312 IN. TH; 1.734 IN. BODY OD; 1.328 IN. O/A LG; 0.422 IN. ID IN. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.